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Altera_Forum's avatar
Altera_Forum
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14 years ago

filter design

i want to design low pass filter on FPGA altera DE2 board....suggest weather i have to use simple input from functional generator or audio input...response will be appricieble...tnx

5 Replies

  • Altera_Forum's avatar
    Altera_Forum
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    14 years ago

    Input with two different frequency sines would show better graphical view on output, but if You would use real audio, then You have to trust Your ears.

  • Altera_Forum's avatar
    Altera_Forum
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    14 years ago

    tnx, for response.....

    what about taking input from mic in..and how ???

    suggest me...
  • Altera_Forum's avatar
    Altera_Forum
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    14 years ago

    Use either a CODEC chip or ADC. Afaik DE2 has CODEC chip and audio input. I'd suggest reading manual of the board.